硅麦克风 MULPS3CX 系列
主要特点 典型应用
1、可根据需要选择不同灵敏度范围 手机
2、卓越的可靠性及稳定性,100%工厂测试 数字及模拟的录音机
3、卓越的信噪比 数码机相
4、低功耗,超小体积 便携式游戏控制器
5、表面帖装技术 火警报警报设备
6、优良的温度系数:Max ±0.60 dB/℃ 噪声控制器
7、优良的抗压系数:Max ±0.55 dB/Kpa 汽车电子
8、专利新型硅技术。
技术指标
Specification Min. Typ. Max. Unit
Operating Temperature -40 - 100 °C
Storage Temperature -40 - 100 °C
Operating Voltage 1.5 2.1 3.6 V
ESD Rating(MIL-STD-883E 3015.7 and JEDEC JESD22-A114C) - - 3.5 kV
Directivity Omni directional
Maximum input sound level (for less than 0.5% distortion) - - 120 dB SPL
Total Harmonic Distortion @ 104dB - - 1 %
Total Harmonic Distortion @ 114dB - - 3 %
Vout Max @5% THD - - 1.44 Vpp
Sensitivity Range (0dB = 1V/Pa, 1KHz)
MULPS4CX-S2025
-25 - -20 dBV/Pa
MULPS4CX-S2530
-30 - -25 dBV/Pa
MULPS4CX-S3035
-35 - -30 dBV/Pa
MULPS4CX-S3540
-40 - -35 dBV/Pa
MULPS4CX-S4045
-45 - -40 dBV/Pa
Current consumption ( @2.1 VDC) - 120 200 µA
Frequency range 100 - 7K Hz
Output impedance - - 100 Ohms
Signal to noise ratio (A-weighted) 55 57 - dBV/Pa
Filtering capacitor options - 10&33 - pF
Solder reflow (for 30s max of peak temperature) - - 260 °C
Output Signal @ 94 dB SPL, 1 KHz 5.65 - 10.04 mV
PSRR 40 45 50 dB
Sensitivity variation over operating voltage range (1.5 to 3.6V) -1 - 1 dB
Start-up time within ± 5% of final value 100 msec
Mechanical Dimensions ( Length*Width*Height) 3.76*2.95*1.10 mm
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